CN103697673A - Air energy airflow drying equipment - Google Patents
Air energy airflow drying equipment Download PDFInfo
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- CN103697673A CN103697673A CN201310748249.6A CN201310748249A CN103697673A CN 103697673 A CN103697673 A CN 103697673A CN 201310748249 A CN201310748249 A CN 201310748249A CN 103697673 A CN103697673 A CN 103697673A
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Abstract
The invention discloses air energy airflow drying equipment. The equipment forms a circulation passage through fans (1), a circulation pipeline I (2), dust removers (4), a regulating valve (5), an air inflowing T-joint (6) and a circulation pipeline II (7). Under the action of airflow generated by the fans, materials form a fluidization state in the circulation passage and flow in the circulation passage at a high speed, moisture in the materials is quickly brought way by the airflow and discharged via an exhaust port of the dust removers (4), massive heat is absorbed by moisture vaporization, temperature of the materials in the equipment is lower than ambient temperature, heat in ambient air is transmitted to the materials in the equipment through the circulation pipeline I (2) and the circulation pipeline II (7) for moisture vaporization, and air energy is utilized.
Description
Technical field
The present invention relates to a kind of air energy pneumatic conveying dryer that utilizes airborne heat dried particles material, powder material, belong to pneumatic conveying drying, drying energy saving technical field.
Background technology
Air energy drying equipment is often referred to and utilizes heat pump as the drying equipment of thermal source, heat pump drying equipment can be economical utilize airborne heat to realize material is dried, there is significant energy-saving effect, although heat pump drying equipment operating cost is low, but equipment manufacturing cost is higher, and in fact the advantage of heat pump is heat pump, but not drying equipment itself.
Drying equipment is the equipment of high energy consumption, reduces the energy consumption of drying equipment, significant to energy-saving and emission-reduction and cleaner production.The method that drying energy saving adopts is conventionally: (1) reduces every thermal loss of dry run; (2) reduce the evaporation load of drier; (3) improve drier inlet air temperature, reduce outlet EGT; (4) part waste gas circulation.Although these methods are effective, effect is limited, and reason is, the heat of existing drying equipment and exchange of moisture speed are fast not, drying equipment surface and excessive discharge temperature.Drying energy saving has a high potential, and according to reporting for work, in industrially developed country, the energy that drying process consumes accounts for 13%～20% of national total energy consumption, and in China, statistics shows in the recent period, and the energy that drying process consumes accounts for 10～12% of total energy consumption.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of air energy pneumatic conveying dryer that is different from heat pump drier, and this equipment can utilize airborne heat energy to carry out rapid draing material, and equipment manufacturing cost is low, and energy-saving effect is remarkable.
Technical scheme of the present invention is: a kind of air energy pneumatic conveying dryer, comprise blower fan, circulation line I, deduster, control valve, air inlet threeway, circulation line II, said modules is pressed fan outlet, circulation line I, deduster air inlet pipe, remover ash discharge dust pipe, control valve, air inlet threeway, circulation line II, the order of blower fan import is communicated with into circulation canal, in circulation line I, there is discharge gate, blow-off valve is installed on discharge gate, it is air inlet that air inlet threeway also has a port, in circulation line II, there is charge door, charging valve is installed on charge door, circulation line I and circulation line II are metallic conduits.Circulation canal is the place of carrying out dry materials, deduster is used for from the separated wet gas current of fluidisation state material, and control valve is by regulating the internal pressure of deduster to regulate the velocity of discharge of moisture, and charging valve is for reinforced, blow-off valve is for discharge, and air inlet is for air intake.
A kind of air energy pneumatic conveying dryer of the present invention is like this work: under the effect of blower fan room temperature air-flow by air inlet, enter continuously drying equipment and in circulation canal high-speed circulating flow, material forms fluidisation state and flow at high speed in circulation canal under the effect of high velocity air, the height of materials of fluidisation state is dispersed in air-flow, and between gas, carry out rapidly heat and exchange of moisture, moisture in material is vaporized, and moisture is discharged from deduster exhaust outlet.Operation principle of the present invention is: the flowing velocity of the heat between material and air-flow and exchange of moisture speed and fluidisation state material, the speed difference of air-flow and storeroom, the poor correlation of water saturation, when the flowing velocity of fluidisation state material is enough fast, heat between material and air-flow and exchange of moisture speed are very fast, moisture vaporization has absorbed the heat in air-flow fast, when adopting room temperature air-flow as air intake, temperature in equipment can be reduced to below environment temperature, the origin of heat of now moisture vaporization is in three aspects, the one, air intake air-flow institute heat content, the 2nd, the heat that equipment surface absorbs from ambient air, the 3rd, blower fan kinetic transformation and the heat that comes, due to the present invention's chargeable heat air not, heat energy in atmosphere and the wasted energy of blower fan have also been utilized, there is significant energy-saving effect.
In order to improve the moisture velocity of discharge, deduster can be a plurality of, and a plurality of duster parallels are on the circulation canal between fan outlet and control valve.
Blower fan is the power source of drying equipment, and in order to improve power, blower fan can be many, the use that is cascaded of many Fans.
Deduster preferred pulse sack cleaner, pulse bag type dust collector in embodiment comprises housing, air inlet pipe, ash releasing tube, cloth bag and back-blowing device, housing is cylindrical shell shape, housing one end is provided with air inlet pipe, and the other end is provided with ash releasing tube, and one end of air inlet pipe is outside housing, the other end stretches in housing, one end of ash releasing tube is outside housing, and the other end stretches in housing, is also provided with exhaust outlet on housing, cloth bag is arranged in housing, and cloth bag one end is contained in air inlet pipe with hoop sleeve, and the other end is contained on ash releasing tube with hoop sleeve, back-blowing device is deposited in for removing the material that affects cloth bag gas permeability on cloth bag under airflow function, back-blowing device has two kinds of embodiments, the first scheme of back-blowing device is by impulse electromagnetic valve, deflector and air bleeding valve form, impulse electromagnetic valve is arranged on housing, its outlet is communicated with enclosure interior, import is connected with compressed air source, deflector is arranged on the interior place over against pulse electromagnetic valve outlet port of housing, being used for blocking compressed air makes it can not directly blow to cloth bag, in order to avoid high-speed compressed air is damaged cloth bag, air bleeding valve is arranged on exhaust outlet, in the time of exhaust valve closure, impulse electromagnetic valve is opened, in housing, pass into compressed air cloth bag is carried out to blowback, the first scheme of back-blowing device is comprised of back-flushing valve, blowback threeway and air bleeding valve, port and the exhaust outlet of blowback threeway join, another port and air bleeding valve join, also have a port and back-flushing valve to join, the other end and the compressed air source of back-flushing valve join, in the time of exhaust valve closure, back-flushing valve is opened, and passes into high pressure draught cloth bag is carried out to blowback in housing.
Air energy pneumatic conveying dryer of the present invention is applicable to the dry of granule materials, powder material and ultrafine powder material, as the plant of pollen pini, starch, chopping, iron oxide, coal dust, vinasse, feces of livestock and poultry etc.
Air energy pneumatic conveying dryer of the present invention adopts blower fan, circulation line I, deduster, control valve, air inlet threeway, circulation line II to form circulation canal, under the airflow function producing at blower fan, material in circulation canal, forms fluidisation state and the mobile method of high-speed circulating is carried out the dry of material, moisture vaporization fast, absorbed the heat in air-flow, while adopting room temperature air-flow as air intake, temperature in equipment can be reduced to below environment temperature, material absorbs heat from environment, device structure is simple, and energy-saving effect is remarkable.
Accompanying drawing explanation
Fig. 1 is the structure chart of a kind of air energy of the present invention pneumatic conveying dryer the first embodiment.
Fig. 2 is the cutaway view of deduster in Fig. 1.
Fig. 3 is the structure chart of a kind of air energy of the present invention pneumatic conveying dryer the second embodiment.
Fig. 4 is the cutaway view of deduster in Fig. 3.
In figure, each Reference numeral is: 1, blower fan; 2, circulation line I; 3, blow-off valve; 4, deduster; 5, control valve; 6, air inlet threeway; 7, circulation line II; 8, charging valve; 9, air inlet; 21, deduster; 22, pipeline A; 23, deduster; 24, pipeline B; 27, blower fan; 40, air inlet pipe; 41, housing; 42, impulse electromagnetic valve; 43, deflector; 45, air bleeding valve; 46, exhaust outlet; 47, cloth bag; 49, ash releasing tube; 50, blowback threeway; 51, back-flushing valve.
The specific embodiment
Below in conjunction with drawings and Examples, the invention will be further described, but embodiment is not construed as limiting the invention.
The first embodiment: a kind of air energy pneumatic conveying dryer.
Referring to Fig. 1 and Fig. 2, this air energy pneumatic conveying dryer comprises blower fan 1, circulation line I 2, deduster 4, control valve 5, air inlet threeway 6, circulation line II 7, and said modules is communicated with into circulation canal by the order of blower fan 1 outlet, circulation line I 2, deduster 4 air inlet pipe 40, deduster 4 ash releasing tubes 49, control valve 5, air inlet threeway 6, circulation line II 7, blower fan 1 import; Circulation line I 2 and circulation line II 7 are copper pipes, in circulation line I 2, have discharge gate, and blow-off valve 3 is installed on discharge gate, in circulation line II 7, have charge door, and charging valve 8 is installed on charge door, and it is air inlet 9 that air inlet threeway 6 also has a port.
The deduster 4 of this air energy pneumatic conveying dryer is pulse bag type dust collector, pulse bag type dust collector comprises housing 41, air inlet pipe 40, ash releasing tube 49, cloth bag 47 and back-blowing device, housing 41 is cylindrical shell shapes, housing one end is provided with air inlet pipe 40, and the other end is provided with ash releasing tube 49, and one end of air inlet pipe 40 is outside housing 41, the other end stretches in housing 41, one end of ash releasing tube 49 is outside housing 41, and the other end stretches in housing 41, is also provided with exhaust outlet 46 on housing 41; Cloth bag 47 is arranged in housing 41, and cloth bag 47 one end are contained in air inlet pipe 40 with hoop sleeve, and the other end is contained on ash releasing tube 49 with hoop sleeve; Back-blowing device is comprised of back-flushing valve 51, blowback threeway 50 and air bleeding valve 45, port and the exhaust outlet 46 of blowback threeway 50 join, another port and air bleeding valve 45 join, also have a port and back-flushing valve 51 to join, the other end and the compressed air source of back-flushing valve 51 join, when air bleeding valve 45 is closed, back-flushing valve 51 is opened, and passes into high pressure draught cloth bag 47 is carried out to blowback in housing 41.
The second embodiment: another kind of air energy pneumatic conveying dryer.
Referring to Fig. 3 and Fig. 4, this air energy pneumatic conveying dryer comprises blower fan 1, circulation line I 2, deduster 4, control valve 5, air inlet threeway 6, circulation line II 7, deduster 21, pipeline A22, deduster 23, pipeline B24, blower fan 27, said modules is pressed blower fan 1 outlet, circulation line I 2, deduster 21 air inlet pipe 40, deduster 21 ash releasing tubes 49, pipeline A22, deduster 23 air inlet pipe 40, deduster 23 ash releasing tubes 49, pipeline B24, deduster 4 air inlet pipe 40, deduster 4 ash releasing tubes 49, control valve 5, air inlet threeway 6, circulation line II 7, blower fan 27 imports, blower fan 27 outlets, the order of blower fan 1 import is communicated with into circulation canal, circulation line I 2 and circulation line II 7 are stainless steel tubes, in circulation line I 2, have discharge gate, and blow-off valve 3 is installed on discharge gate, in circulation line II 7, have charge door, and charging valve 8 is installed on charge door, and it is air inlet 9 that air inlet threeway 6 also has a port.
Deduster 4, deduster 21, deduster 23 in the present embodiment air energy pneumatic conveying dryer are pulse bag type dust collectors that structure is identical, pulse bag type dust collector comprises housing 41, air inlet pipe 40, ash releasing tube 49, cloth bag 47 and back-blowing device, housing 41 is cylindrical shell shapes, housing one end is provided with air inlet pipe 40, the other end is provided with ash releasing tube 49, one end of air inlet pipe 40 is outside housing 41, the other end stretches in housing 41, one end of ash releasing tube 49 is outside housing 41, the other end stretches in housing 41, is also provided with exhaust outlet 46 on housing 41; Cloth bag 47 is arranged in housing 41, and cloth bag 47 one end are contained in air inlet pipe 40 with hoop sleeve, and the other end is contained on ash releasing tube 49 with hoop sleeve; Back-blowing device is comprised of impulse electromagnetic valve 42, deflector 43 and air bleeding valve 45, impulse electromagnetic valve 42 is arranged on housing 41, its outlet and housing 41 internal communication, import is connected with compressed air source, deflector 43 is arranged on the place exporting over against impulse electromagnetic valve 42 in housing 41, being used for blocking compressed air makes it can not directly blow to cloth bag 47, in order to avoid high-speed compressed air is damaged cloth bag 47, air bleeding valve 45 is arranged on exhaust outlet, when air bleeding valve 45 is closed, impulse electromagnetic valve 42 is opened, and passes into compressed air cloth bag 47 is carried out to blowback in housing 41.
This air energy pneumatic conveying dryer adopts two Fans serial connections as drying equipment power source, and fluidisation state Matter Transfer speed is high, and rate of drying is fast; With three dedusters, carry out separated moisture, it is fast that moisture is got rid of speed, and drying equipment output is high.
Claims (9)
1. an air energy pneumatic conveying dryer, it is characterized in that: described a kind of air energy pneumatic conveying dryer comprises blower fan, circulation line I, deduster, control valve, air inlet threeway, circulation line II, said modules is pressed fan outlet, circulation line I, deduster air inlet pipe, remover ash discharge dust pipe, control valve, air inlet threeway, circulation line II, the order of blower fan import is communicated with into circulation canal, in circulation line I, there is discharge gate, blow-off valve is installed on discharge gate, it is air inlet that air inlet threeway also has a port, in circulation line II, there is charge door, charging valve is installed on charge door, circulation line I and circulation line II are metallic conduits.
2. air energy pneumatic conveying dryer claimed in claim 1, is characterized in that: described circulation line I and circulation line II are copper pipes.
3. the air energy pneumatic conveying dryer described in claim 1 or 2, is characterized in that: described deduster is a plurality of, and a plurality of duster parallels are on the circulation canal between fan outlet and control valve.
4. the air energy pneumatic conveying dryer described in claim 1 or 2, is characterized in that: described blower fan is many, and many Fans are cascaded.
5. air energy pneumatic conveying dryer claimed in claim 3, is characterized in that: described blower fan is many, and many Fans are cascaded.
6. the air energy pneumatic conveying dryer described in claim 1 or 2, is characterized in that: described deduster is pulse bag type dust collector.
7. air energy pneumatic conveying dryer claimed in claim 3, is characterized in that: described deduster is pulse bag type dust collector.
8. air energy pneumatic conveying dryer claimed in claim 6, it is characterized in that: described pulse bag type dust collector comprises housing, air inlet pipe, ash releasing tube, cloth bag and back-blowing device, housing is cylindrical shell shape, housing one end is provided with air inlet pipe, and the other end is provided with ash releasing tube, and one end of air inlet pipe is outside housing, the other end stretches in housing, one end of ash releasing tube is outside housing, and the other end stretches in housing, is also provided with exhaust outlet on housing; Cloth bag is arranged in housing, and cloth bag one end is contained in air inlet pipe with hoop sleeve, and the other end is contained on ash releasing tube with hoop sleeve; Back-blowing device is deposited in for removing the material that affects cloth bag gas permeability on cloth bag under airflow function, back-blowing device is comprised of back-flushing valve, blowback threeway and air bleeding valve, port and the exhaust outlet of blowback threeway join, another port and air bleeding valve join, also have a port and back-flushing valve to join, the other end and the compressed air source of back-flushing valve join.
9. air energy pneumatic conveying dryer claimed in claim 6, it is characterized in that: described pulse bag type dust collector comprises housing, air inlet pipe, ash releasing tube, cloth bag and back-blowing device, housing is cylindrical shell shape, housing one end is provided with air inlet pipe, and the other end is provided with ash releasing tube, and one end of air inlet pipe is outside housing, the other end stretches in housing, one end of ash releasing tube is outside housing, and the other end stretches in housing, is also provided with exhaust outlet on housing; Cloth bag is arranged in housing, and cloth bag one end is contained in air inlet pipe with hoop sleeve, and the other end is contained on ash releasing tube with hoop sleeve; Back-blowing device is comprised of impulse electromagnetic valve, deflector and air bleeding valve, impulse electromagnetic valve is arranged on housing, its outlet is communicated with enclosure interior, import is connected with compressed air source, deflector is arranged on the interior place over against pulse electromagnetic valve outlet port of housing, be used for blocking compressed air and make it can not directly blow to cloth bag, in order to avoid high-speed compressed air is damaged cloth bag, air bleeding valve is arranged on exhaust outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310748249.6A CN103697673B (en) | 2013-12-31 | 2013-12-31 | A kind of air energy pneumatic conveying dryer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310748249.6A CN103697673B (en) | 2013-12-31 | 2013-12-31 | A kind of air energy pneumatic conveying dryer |
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| CN103697673A true CN103697673A (en) | 2014-04-02 |
| CN103697673B CN103697673B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310748249.6A Active CN103697673B (en) | 2013-12-31 | 2013-12-31 | A kind of air energy pneumatic conveying dryer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015101279A1 (en) * | 2013-12-31 | 2015-07-09 | 昆明特康科技有限公司 | Circulating fluidized bed apparatus |
| CN114698839A (en) * | 2022-04-21 | 2022-07-05 | 吴学东 | Processing method and application of coffee pericarp |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB546088A (en) * | 1940-12-24 | 1942-06-26 | Peter Joachim Bar | Process and apparatus for treating solids in gases |
| US4070765A (en) * | 1975-04-26 | 1978-01-31 | Aktieselskabet Niro Atomizer | Process and apparatus for converting a solution or suspension into a dried particulate, granulate product |
| CN2089150U (en) * | 1990-06-16 | 1991-11-20 | 陈少华 | Airflow circulating drier |
| CN201082376Y (en) * | 2007-07-24 | 2008-07-09 | 宝山钢铁股份有限公司 | Dust remover |
| WO2011087419A1 (en) * | 2010-01-14 | 2011-07-21 | Per Lysedal Ab | Process and pneumatic dryer for treating bulk material |
-
2013
- 2013-12-31 CN CN201310748249.6A patent/CN103697673B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB546088A (en) * | 1940-12-24 | 1942-06-26 | Peter Joachim Bar | Process and apparatus for treating solids in gases |
| US4070765A (en) * | 1975-04-26 | 1978-01-31 | Aktieselskabet Niro Atomizer | Process and apparatus for converting a solution or suspension into a dried particulate, granulate product |
| CN2089150U (en) * | 1990-06-16 | 1991-11-20 | 陈少华 | Airflow circulating drier |
| CN201082376Y (en) * | 2007-07-24 | 2008-07-09 | 宝山钢铁股份有限公司 | Dust remover |
| WO2011087419A1 (en) * | 2010-01-14 | 2011-07-21 | Per Lysedal Ab | Process and pneumatic dryer for treating bulk material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015101279A1 (en) * | 2013-12-31 | 2015-07-09 | 昆明特康科技有限公司 | Circulating fluidized bed apparatus |
| CN114698839A (en) * | 2022-04-21 | 2022-07-05 | 吴学东 | Processing method and application of coffee pericarp |
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| Publication number | Publication date |
|---|---|
| CN103697673B (en) | 2015-08-26 |
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Address after: 650236, Kunming District, Yunnan District, Yinhai, Guandu district 15, 1 units, 6 floor, Room 601 Applicant after: KUNMING TEKANG TECHNOLOGY CO., LTD. Address before: 650236 No. 516, No. 5, building 1, Yunnan overseas Chinese Pioneer Park, No. 13-2, Yunnan information base, Kunming economic and Technological Development Zone, Shanghai Applicant before: KUNMING TEKANG TECHNOLOGY CO., LTD. |
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Inventor after: Yang Yusheng Inventor after: Jia Ping Inventor after: OUYANG DONGXUE Inventor before: Jia Ping Inventor before: OUYANG DONGXUE |
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Effective date of registration: 20160324 Address after: 675000 Yunnan Yi Autonomous Prefecture in Chuxiong province Chuxiong Industrial Park Development Zone zhaojiawan bio Industrial Zone Patentee after: Yunnan Shiji Huabao Pharmaceutical Industry Development Co., Ltd. Address before: 650236, Kunming District, Yunnan District, Yinhai, Guandu district 15, 1 units, 6 floor, Room 601 Patentee before: KUNMING TEKANG TECHNOLOGY CO., LTD. |